/*
 * Copyright (c) 2011 Norbert Kopcsek
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package org.modulr.service.filter {

	import org.modulr.service.IServiceFilter;
	import org.modulr.service.IServiceReference;

	/**
	 * @author Norbert Kopcsek
	 */
	public class ServicePropertyFilter implements IServiceFilter {


		//------------------------------------------------------------------------------
		//
		//   Constructor 
		//
		//------------------------------------------------------------------------------

		public function ServicePropertyFilter( properties:Object ) {
			this.properties = properties;
		}


		//------------------------------------------------------------------------------
		//
		//   Protected fields 
		//
		//------------------------------------------------------------------------------

		/**
		 * @private
		 */
		private var properties:Object;


		//------------------------------------------------------------------------------
		//
		//  Methods 
		//
		//------------------------------------------------------------------------------
        /**
         * Matches the given service reference with this filter.
         * @param reference The service reference to be matched.
         * @return Returns true only if the service reference matches this filter.
         */
		public function match( reference:IServiceReference ):Boolean {
			if ( reference.properties == null ) {
				return false;
			}

			for ( var key:String in properties ) {
				if ( properties[ key ] != reference.properties[ key ]) {
					return false;
				}
			}
			return true;
		}
	}
}

